Detectives in Shrewsbury are investigating a report of a serious sexual assault on a 22-year-old woman.

The scene of the alleged incident, which happened between 2am and 2.45am on Tuesday on the Castle Walk, near Underdale Road, has been cordoned off.

Detective Inspector Mick Homden said the investigation was at an early stage and that officers are appealing for any sightings of three men in the general area around Abbey Foregate, Underdale Road and the Castle Walk between 2am and 3am on Tuesday

DI Homden said: "We particularly want to hear from anyone who may have seen three men in the area at the relevant time."